Erlotinib Hydrochloride Impurity 3 CAS 1145671-52-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1145671-52-8 |
| Molecular Formula | C20H23N3O4 |
| Molecular Weight | 369.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Erlotinib Hydrochloride Impurity 3 (CAS 1145671-52-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H23N3O4. Molecular weight: 369.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H23N3O4 |
| Molecular Weight | 369.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
Related Erlotinib Standards
- Erlotinib Impurity 46 (CAS CATO-C4X-106946)
- Erlotinib impurity 128 (CAS 183321-84-8)
- Erlotinib impurity 134 (CAS CATO-C4X-1069134)
- Erlotinib Impurity 8 (CAS 183320-29-8)
- Erlotinib Impurity 92 (CAS 183321-86-0)
- Erlotinib Impurity 118 (CAS 1216420-11-9)
- Erlotinib Impurity 88 (CAS 18193-72-1)
- Erlotinib impurity 131 (CAS CATO-C4X-1069131)
Recommended Standards
- 3-(3,4-Dimethoxyphenyl)-6,7,8-trimethoxy-1-methylisoquinoline (CAS 113021-57-1)
- Boc-N-Me-His(Boc)-OH (CAS 118384-92-2)
- 7-Acetyl-2,3-diphenylindolizin-1-yl acetate (CAS 105019-76-9)
- 4,4'-Dimethyl-[1,1'-biphenyl]-2-carboxylic acid (CAS 537712-98-4)
- 5,5-Ethane-1,2-diylbis(1H-1,2,4-triazol-3-amine) dinitrate (CAS 89489-24-7)
- 4-Ethoxyphenyl 2-bromobutanoate (CAS 1172946-87-0)
- (S)-1-(2-(Dimethylamino)phenyl)ethan-1-ol (CAS 1344934-37-7)
- 5-Oxazolemethanamine, 2,4-dimethyl- (CAS 141567-42-2)
- 2-Amino-N-(3-methoxypropyl)-4-oxo-4H-chromene-3-carboxamide (CAS 1269531-22-7)
- Semaglutide impurity 61 (CAS CATO-C4X-222661)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com